There are total 5 hours or 300 minutes from 4pm to 9pm. In words, this duration is equal to five hours or three hundred minutes.
How many hours from
| 5AM to 9AM | 12PM to 7PM | 12PM to 10AM |
| 4PM to 10PM | 10AM to 2PM | 8PM to 7AM |
| 11AM to 12PM | 6AM to 12PM | 3AM to 8AM |
| 7AM to 6AM | 12AM to 6PM | 11PM to 9AM |
| 9AM to 3PM | 8AM to 5AM | 4AM to 5PM |
| 8PM to 9AM | 3PM to 8PM | 6AM to 8AM |
